<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>404 - 页面开小差啦✨</title>
    <style>
        /* 全局基础样式 */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
        }

        body {
            background: #f9f9f9;
            color: #333;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            padding: 20px;
            line-height: 1.7;
        }

        /* 核心容器 */
        .error-box {
            text-align: center;
            max-width: 500px;
            width: 100%;
        }

        /* 404数字 - 轻微动画 */
        .error-code {
            font-size: 8rem;
            font-weight: 700;
            color: #4e8ef7;
            margin-bottom: 1rem;
            letter-spacing: -2px;
            animation: bounce 2s ease-in-out infinite;
        }

        /* 活泼文案 */
        .error-text {
            font-size: 1.2rem;
            color: #666;
            margin-bottom: 2.5rem;
        }

        /* 按钮 - 简约但有交互感 */
        .back-btn {
            display: inline-block;
            padding: 0.8rem 2rem;
            background: #4e8ef7;
            color: white;
            text-decoration: none;
            border-radius: 4px;
            font-size: 1rem;
            transition: all 0.2s ease;
            border: none;
            cursor: pointer;
        }

        .back-btn:hover {
            background: #3a79e8;
            transform: translateY(-2px);
            box-shadow: 0 3px 8px rgba(78, 142, 247, 0.2);
        }

        /* 轻微弹跳动画 - 不夸张 */
        @keyframes bounce {
            0%, 100% { transform: scale(1); }
            50% { transform: scale(1.03); }
        }

        /* 移动端适配 */
        @media (max-width: 480px) {
            .error-code {
                font-size: 6rem;
            }
            .error-text {
                font-size: 1rem;
            }
            .back-btn {
                padding: 0.7rem 1.8rem;
                font-size: 0.9rem;
            }
        }
    </style>
</head>
<body>
    <div class="error-box">
        <h1 class="error-code">404</h1>
        <p class="error-text">
            哎呀😜 这个页面偷偷溜走啦！<br>
            可能是跑错路/藏起来了，快回首页找找看吧～
        </p>
        <button class="back-btn" onclick="window.location.href='/'"">回到首页找乐子</button>
    </div>
</body>
</html>